5219721

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{4957}}^1$

素因数の和:4982

約数の個数: 20

約数和(自身を含む): 8398852

約数和(自身を除く): 3179131

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 4957, 14871, 44613, 64441, 133839, 193323, 401517, 579969, 1739907, 5219721]

約数ペア:

[(1, 5219721), (3, 1739907), (9, 579969), (13, 401517), (27, 193323), (39, 133839), (81, 64441), (117, 44613), (351, 14871), (1053, 4957)]